It varies. In the US, individual states set the requirements. Normally there must be at least a certain number of inhabitants within the boundaries set forth in the municipal constitution (or charter, or whatever they call it in that jurisdiction) and the place must choose to call itself a city. In some places it also has to have a certain form of government, or one chosen from a short list, as well.
This seems to depend on what state you are located in. Each state has their own requirements for such events.
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Angono, Rizal is the smallest town or municipality in the Philippines.
a town that is considered a legal part of a municipality recommend and contribute!
town, village
metropolis, municipality.
A synonym for "town" could be "city," "village," or "settlement."
A municipality (city, town, village) is a government entity in any state.
The term municipality refers to a city or town that has a governing body. It is a locality that has a corporate structure.
Queensland is not a municipality. It is one of the states of Australia.
town, metropolis, municipality, conurbation
town, village, settlement, municipality
Difference between Regional & Town Councillor and a town councillor?
the elected head of a city, town, or other municipality.